Answer number 2 only. Solve the following problems below.1. Gold (Au} has been used to make ornamental objects and jewelry for thousande .years. Gold nuggets found in a stream are very easy to work and were probably onof the first metals used by humans. (1 mol of Gold (Au) = 196.97g). Calculate theA. Number of moles in a 95.0 g sample of a gold nugget.B. Number of atoms in a 95.0 g sample of a gold nugget.2. During exercise, lactic acid (C3H,O3) forms in the muscles causing muscle cramp.If 5.0 g of lactic acid (C3HO3) concentrate in your leg muscles, how many moleculesof lactic acid is causing you pain? (C = 12.0 g/mol, H = 1.008 g/mol, O = 16.0 g/mol)

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Science

Chemistry

molecules

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter33: Preparation Of Copper(i) Chloride

Section: Chapter Questions

Problem 5ASA

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